J.C. Renfroe & Sons specializes in the marketing and manufacture of lifting clamps. The company serves the rigging industry and has been in operation for more than 60 years. It maintains manufacturing operations in the United States, Germany and Japan. J.C. Renfroe & Sons products are sold through a worldwide network of distributors. It markets products under the Renfroe brand. The company s products are used for lifting structural shapes, pipes and drums. J.C. Renfroe & Sons also offers a variety of repair kits. It operates a subsidiary, RenfroeToo, which supplies sheaves, roller bearing swivels, hydraulic toe jacks, skates, load weighing tongs, and snatch and crane blocks.